2016 Shanghai Question 17 Multiple-choice Differentiating 2016_上海卷 (物理) 17.某气体的摩尔质量为M,分子质量为m 。若1摩尔该气体的体积为V m,密度为ρ,则该气体单位体积分子数为(阿伏伽德罗常数为N A) A. AmNVB. mMmVC. AρNMD. AρNm Answer keyABC ☆ SaveCan't do it, show the explanation查看原卷 →